Mile2_Security
MK0-201 · Question #71
Which of the following actions can often be used as countermeasures to port scans? Choose all that apply.
See the full explanation below for the reasoning.
Question
Which of the following actions can often be used as countermeasures to port scans? Choose all that apply.
Options
- ABlock unassigned port traffic
- BMonitor transport-layer connections (control of TCP, SYN, RST, ACK)
- CBlock ICMP type 3 and 8
- DUse active network monitoring
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